Home / 14,302.34-19,723.01-8,709.86

Finding the Fourth Proportional to 14,302.34, 19,723.01 and 8,709.86

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Solution

The fourth proportional to 14,302.34, 19,723.01 and 8,709.86 is: 12,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.34 : 19,723.01 = 8,709.86 : x
  2. Step 2: Convert to fraction form
    14,302.34/19,723.01 = 8,709.86/x
  3. Step 3: Cross multiply
    14,302.34x = 19,723.01 × 8,709.86
  4. Step 4: Simplify right side
    14,302.34x = 171,784,655.88
  5. Step 5: Solve for x
    x = 171,784,655.88/14,302.34
  6. Step 6: Final answer
    x = 12,010.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.